ST896 3.5" CCTV Fiber Optical Security Tester PTZ PRO STest-896 960x240 Resolution 3.5"TFT-LCD , 960H240Vresolution. DC12V 1A power output for camera; Audio input test ; PTZ control. Pan/tilts the P/T unit, zooms in/out the lens, adjusts the focus, aperture and sets and calls the preset position; Video displaying. Automatically adapts and displays the video format of NTSC/PAL.LCD Brightness/Contras/Color Saturation are adjustable. Video Generating, The PAL/NTSC multi-system colorbar video generator (seven-system switchable, transmit/receive seven-system colorful imagines) Applications: CCTV system installation and maintenance; Dome camera and All in one camera testing; The CCTV transmitting channel testing; PTZ controller